(fix) Update Makefile/Travis for Cargo.
Merge pull request #5 from iron/fix/pass-with-cargo

(fix) Update Makefile/Travis for Cargo.
(fix) Updated for FromFn.
Merge pull request #6 from iron/fix/from-fn

(fix) Updated for FromFn.
(doc) Updated README from template.
(doc) Updated README.
(doc) Replaced Cargo with Cargo.toml.